2019-2023 Audi Q7/Q8/RS Q8/SQ7/SQ8 Power Steering Rack / Gear 4M1423055AK
OEM Part #: 4M1-423-055-AK (4M1423055AK)
Actual photo
The exact part you’ll receive — not a stock photo.
$1499.00
Used
Donor2021 Audi SQ8 · 4.0L · 47k miles
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Genuine OEM Used
SKU: 701261
Donor Vehicle: 2021 Audi SQ8 · 4.0L · 47k miles
5 photos
$1499.00
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Audi Power Steering Rack / Gear OEM 4M1423055AK is a used genuine component removed from a late-model Q7/Q8. This hydraulic or electro-hydraulic steering rack converts steering wheel input into wheel movement; common failure signs include fluid leaks, whining noises, or stiff/uneven steering. Interchange numbers include 4M1423055AH, 4M1423055AA, and 4M1423055AF among others.
Specifications
| Fits Vehicle Model | Q7, Q8, RS Q8, SQ7, SQ8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4M1-423-055-AK (4M1423055AK) |
| Compatible OEM Part No | 4M1-423-055-AH, 4M1-423-055-AA, 4M1-423-055-AF, 4M1-423-055-P, 4M1-423-055-R, 4M1-423-055-AM |
| Category | Steering |
Compatible Vehicles
Fits 21 vehicle configurations across 1 make, 2019-2023.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 21 vehicle configurations — 21 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2021 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2020 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2020 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2021 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2023 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2022 | Audi | SQ7 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2023 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2023 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2022 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2022 | Audi | SQ8 | SUV | 4.0L V8 Turbo | Complete Assembly |
| 2020 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date Between 02/11/19 and 11/16/20 |
| 2019 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date Between 02/11/19 and 11/16/20 |
| 2020 | Audi | Q8 | SUV | 3.0L V6 Turbo | For Vehicles With Production date Up To 11/16/20 |
| 2019 | Audi | Q8 | SUV | 3.0L V6 Turbo | For Vehicles With Production date Up To 11/16/20 |
| 2019 | Audi | Q7 | SUV | 3.0L V6 Supercharged | For Vehicles with Production Date Between 02/11/19 and 11/16/20 |
| 2020 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date Between 02/11/19 and 11/16/20 |
| 2021 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | For Vehicles With Production date Up To 11/16/20 |
| 2021 | Audi | Q7 | SUV | 3.0L V6 Turbo | For Vehicles with Production Date Between 07/29/19 and 11/16/20 |
| 2021 | Audi | Q8 | SUV | 3.0L V6 Turbo | For Vehicles With Production date Up To 11/16/20 |
| 2020 | Audi | RS Q8 | SUV | 4.0L V8 Turbo | For Vehicles With Production date Up To 11/16/20 |
| 2021 | Audi | Q7 | SUV | 2.0L l4 Turbo | For Vehicles with Production Date Between 07/29/19 and 11/16/20 |